CN216618493U

CN216618493U - Planetary gear lubricating structure

Info

Publication number: CN216618493U
Application number: CN202123310728.9U
Authority: CN
Inventors: 费秀国; 柳伟; 于建顺; 杨军; 高洁; 黎瑶; 毛正美
Original assignee: Nanjing Chuangli Transmission Machinery Co ltd
Current assignee: Nanjing Chuangli Transmission Machinery Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-27
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of gear lubrication, and discloses a planetary gear lubrication structure which comprises a gear ring, a fixed shaft, a driving gear and a driven gear, wherein a swing rod is fixedly arranged on the shaft wall of the fixed shaft, a storage cavity is arranged on the inner wall of the swing rod, a lubricant is arranged in the storage cavity, an ejector rod is arranged in the storage cavity, an elastic mechanism is fixedly arranged at one end of the ejector rod, the other end of the ejector rod extends to the outside of the swing rod, a plugging mechanism connected with the ejector rod is arranged on the lower side of the rod wall of the swing rod, and an ejector block is fixedly arranged on one side of the top of the gear ring. The utility model can automatically add lubricant to the meshing position of the planetary gear without stopping the machine, thereby improving the practicability.

Description

Planetary gear lubricating structure

Technical Field

The utility model relates to the technical field of gear lubrication, in particular to a planetary gear lubrication structure.

Background

In addition to being able to rotate around its own axis of rotation as in a conventional gear, the planetary gears also rotate with the drive gear axis, the rotation around their own axis being called self-rotation and the rotation around the other gear axis being called revolution.

At present, when lubricating oil is added to the planetary gear, the planetary gear needs to be stopped and opened manually, then the lubricating oil is added into the planetary gear, the lubricating oil cannot be added automatically when the planetary gear works, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a lubricating agent is inconvenient to add to a planetary gear in the prior art, and provides a planetary gear lubricating structure.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a planetary gear lubricating structure, includes ring gear, fixed axle, driving gear and driven gear, the fixed swinging arms that is equipped with of axle wall of fixed axle, the inner wall of swinging arms is equipped with stores the chamber, the inside of storing the chamber is equipped with emollient, the inside of storing the chamber is equipped with the ejector pin, the fixed elastic mechanism that is equipped with of one end of ejector pin, and the other end of ejector pin extends to the outside of swinging arms, the pole wall downside of swinging arms be equipped with the shutoff mechanism that the ejector pin is connected, the fixed kicking block that is equipped with in top one side of ring gear.

Preferably, the elastic mechanism comprises a sliding block and a first spring, the sliding block is fixedly arranged on one end of the ejector rod, the other end of the ejector rod extends to the outside of the oscillating rod, the first spring is fixedly arranged on one side, away from the sliding block, of the ejector rod, and the other end of the first spring is fixedly arranged on the inner side wall of the storage cavity.

Preferably, the shutoff mechanism includes fixed plate, shutoff piece, stay cord, L type connecting piece and second spring, the small opening has been seted up to the pole wall downside of swinging arms, the shutoff piece is located the inside of small opening, the fixed plate fixed set up in the top of shutoff piece, the stay cord is fixed set up in between fixed plate and the ejector pin, L type connecting piece fixed set up in the top of fixed plate, and the downside of L type connecting piece passes through the second spring with the inside wall fixed connection of swinging arms.

Preferably, the blocking block is in a circular truncated cone shape, and the inclined side wall of the blocking block is abutted to the opening of the leakage hole.

Preferably, the top of the swing rod is communicated with a liquid feeding pipe, and the upper end of the liquid feeding pipe is provided with a pipe cover.

Preferably, one end of the ejector rod, which is located outside the swing rod, is provided with a convex arc-shaped end face, the ejector block is provided with a triangular block, and the end part of the ejector rod is abutted to the inclined face of the ejector block.

Preferably, the number of the leakage holes is two, and the two leakage holes are respectively positioned above the meshing position of the driving gear and the driven gear and above the meshing position of the driven gear and the gear ring.

Compared with the prior art, the utility model provides a planetary gear lubricating structure, which has the following beneficial effects:

this planetary gear lubricating structure, swinging arms through being equipped with, the ejector pin, the kicking block, the slider, first spring, the fixed plate, the shutoff piece, the stay cord, L type connecting piece, second spring and small opening, the swinging arms is followed the fixed axle and is rotated and make the tip and the kicking block extrusion contact of ejector pin, can push the ejector pin to the inside of swinging arms, make the one end of ejector pin pass through the first spring of slider compression and drive two stay cords, the other end of two stay cords upwards stimulates the shutoff piece, thereby can open the position of two small openings, can make the inside automatic lubricant of swinging arms fall and lubricate the ring gear, driving gear and driven gear's meshing department.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the utility model can automatically add the lubricant to the meshing part of the planetary gear without stopping the machine, and the practicability is improved.

Drawings

FIG. 1 is a schematic structural diagram of a planetary gear lubrication structure according to the present invention;

FIG. 2 is a schematic view showing the internal structure of the oscillating lever of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 gear ring, 2 fixed axles, 3 driving gears, 4 swing levers, 5 ejector pins, 6 ejector blocks, 7 sliding blocks, 8 first springs, 9 fixed plates, 10 plugging blocks, 11 pull ropes, 12L-shaped connecting pieces, 13 second springs, 14 leak holes, 15 liquid feeding pipes and 16 driven gears.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Embodiment 1, referring to fig. 1-2, a planetary gear lubrication structure includes a gear ring 1, a fixed shaft 2, a driving gear 3, and a driven gear 16, a swing rod 4 is fixedly disposed on a shaft wall of the fixed shaft 2, a storage cavity is disposed on an inner wall of the swing rod 4, a lubricant is disposed inside the storage cavity, a push rod 5 is disposed inside the storage cavity, an elastic mechanism is fixedly disposed at one end of the push rod 5, the other end of the push rod 5 extends to the outside of the swing rod 4, a plugging mechanism connected to the push rod 5 is disposed on a lower side of a rod wall of the swing rod 4, a top block 6 is fixedly disposed on one side of the top of the gear ring 1, one end of the push rod 5 located outside the swing rod 4 is disposed by a convex arc end face, the top block 6 is a triangular block, and an end of the push rod 5 abuts against an inclined face of the top block 6; the top of the swing rod 4 is communicated with a liquid feeding pipe 15, the upper end of the liquid feeding pipe 15 is provided with a pipe cover, and when the lubricant in the swing rod 4 is used up, the lubricant is continuously added into the liquid feeding pipe 15.

Referring to fig. 2, in embodiment 2, on the basis of embodiment 1, the elastic mechanism includes a slider 7 and a first spring 8, the slider 7 is fixedly disposed on one end of the push rod 5, the other end of the push rod 5 extends to the outside of the oscillating rod 4, the first spring 8 is fixedly disposed on one side of the slider 7 away from the push rod 5, the other end of the first spring 8 is fixedly disposed on the inner side wall of the storage cavity, and the push rod 5 can be pushed out from the inside of the oscillating rod 4 by the action of the first spring 8.

Referring to fig. 3, in embodiment 3, based on embodiment 2, the blocking mechanism includes a fixing plate 9, a blocking block 10, a pulling rope 11, an L-shaped connecting member 12 and a second spring 13, a hole 14 is formed at the lower side of the rod wall of the swing rod 4, the blocking block 10 is located inside the hole 14, the fixing plate 9 is fixedly disposed at the top of the blocking block 10, the pulling rope 11 is fixedly disposed between the fixing plate 9 and the ejector rod 5, the L-shaped connecting member 12 is fixedly disposed at the top of the fixing plate 9, the lower side of the L-shaped connecting piece 12 is fixedly connected with the inner side wall of the swinging rod 4 through a second spring 13, the plugging block 10 adopts a circular truncated cone shape, and the inclined side wall of the plugging block 10 is abutted to the opening of the leak hole 14, the structure can ensure the sealing performance of the plugging block 10 to the leak hole 14, the number of the leak holes 14 is two, and the two leak holes 14 are respectively positioned above the meshing part of the driving gear 3 and the driven gear 16 and above the meshing part of the driven gear 16 and the gear ring 1.

In the utility model, when the fixed shaft 2 is driven, the oscillating rod 4 can rotate along with the fixed shaft 2 and enables the end part of the ejector rod 5 to be in extrusion contact with the ejector block 6, the ejector block 6 adopts a triangular block, when the end part of the ejector rod 5 is in contact with the triangular inclined surface, the ejector rod 5 can be pushed into the oscillating rod 4, one end of the ejector rod 5 compresses the first spring 8 through the slider 7 and drives the two pull ropes 11, the other ends of the two pull ropes 11 upwards pull the fixing plate 9, so that the fixing plate 9 upwards drives the plugging block 10 to move out of the inner part of the leak hole 14, and the positions of the two leak holes 14 can be opened, so that a lubricant in the oscillating rod 4 automatically falls down and lubricates the meshing part of the gear ring 1, the driving gear 3 and the driven gear 16; when the end of the push rod 5 is separated from the push block 6, the push rod 5 is ejected out of the inner part of the swinging rod 4 under the action of the first spring 8, and at the moment, the second spring 13 applies downward force to the L-shaped connecting piece 12 and drives the blocking block 10 to block the leakage hole 14, so that the lubrication of the gear ring 1, the driving gear 3 and the driven gear 16 is stopped.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a planetary gear lubricating structure, includes ring gear (1), fixed axle (2), driving gear (3) and driven gear (16), its characterized in that, the fixed swinging arms (4) that are equipped with of axle wall of fixed axle (2), the inner wall of swinging arms (4) is equipped with the storage chamber, the inside of storage chamber is equipped with emollient, the inside of storage chamber is equipped with ejector pin (5), the fixed elastic mechanism that is equipped with of one end of ejector pin (5), and the other end of ejector pin (5) extends to the outside of swinging arms (4), the pole wall downside of swinging arms (4) be equipped with the shutoff mechanism that ejector pin (5) are connected, the fixed kicking block (6) that is equipped with in top one side of ring gear (1).

2. A planetary gear lubrication structure according to claim 1, wherein the elastic mechanism includes a slider (7) and a first spring (8), the slider (7) is fixedly disposed on one end of the push rod (5), the other end of the push rod (5) extends to the outside of the oscillating rod (4), the first spring (8) is fixedly disposed on one side of the slider (7) away from the push rod (5), and the other end of the first spring (8) is fixedly disposed on the inner side wall of the storage cavity.

3. A planetary gear lubrication structure according to claim 1, wherein the blocking mechanism includes a fixing plate (9), a blocking block (10), a pulling rope (11), an L-shaped connecting member (12) and a second spring (13), a leak hole (14) is opened on the lower side of the rod wall of the oscillating rod (4), the blocking block (10) is located inside the leak hole (14), the fixing plate (9) is fixedly disposed on the top of the blocking block (10), the pulling rope (11) is fixedly disposed between the fixing plate (9) and the ejector rod (5), the L-shaped connecting member (12) is fixedly disposed on the top of the fixing plate (9), and the lower side of the L-shaped connecting member (12) is fixedly connected with the inner side wall of the oscillating rod (4) through the second spring (13).

4. A planetary gear lubrication arrangement according to claim 3, characterized in that the block (10) is truncated-cone shaped and that the sloping side walls of the block (10) are arranged against the opening of the leak (14).

5. A planetary gear lubrication structure according to claim 1, wherein the top of the swing lever (4) is communicated with a liquid feeding pipe (15), and the upper end of the liquid feeding pipe (15) is provided with a pipe cover.

6. A planetary gear lubricating structure according to claim 1, characterized in that the end of the ejector rod (5) located outside the swing rod (4) is provided with a convex arc end face, the top block (6) is provided with a triangular block, and the end of the ejector rod (5) is abutted against the inclined face of the top block (6).

7. A planetary gear lubrication arrangement according to claim 3, wherein the number of said weep holes (14) is two, and two of said weep holes (14) are located above the engagement of said driving gear (3) and said driven gear (16) and above the engagement of said driven gear (16) and said ring gear (1), respectively.